Home / 45,248.22-68,219.46-42,199.02

Finding the Fourth Proportional to 45,248.22, 68,219.46 and 42,199.02

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Solution

The fourth proportional to 45,248.22, 68,219.46 and 42,199.02 is: 63,622.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,248.22 : 68,219.46 = 42,199.02 : x
  2. Step 2: Convert to fraction form
    45,248.22/68,219.46 = 42,199.02/x
  3. Step 3: Cross multiply
    45,248.22x = 68,219.46 × 42,199.02
  4. Step 4: Simplify right side
    45,248.22x = 2,878,794,356.93
  5. Step 5: Solve for x
    x = 2,878,794,356.93/45,248.22
  6. Step 6: Final answer
    x = 63,622.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.